Finding the Fourth Proportional to 12,330,162.48, 18,504,328.68 and 5,853,259.92
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Solution
The fourth proportional to 12,330,162.48, 18,504,328.68 and 5,853,259.92 is: 8,784,202.61
Step by Step Solution
- Step 1: Write the proportion equation
12,330,162.48 : 18,504,328.68 = 5,853,259.92 : x - Step 2: Convert to fraction form
12,330,162.48/18,504,328.68 = 5,853,259.92/x - Step 3: Cross multiply
12,330,162.48x = 18,504,328.68 × 5,853,259.92 - Step 4: Simplify right side
12,330,162.48x = 108,310,645,409,150.50 - Step 5: Solve for x
x = 108,310,645,409,150.50/12,330,162.48 - Step 6: Final answer
x = 8,784,202.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.